Replace the 20 year old water heater. It's past its life span. They now make more energy effecient water heaters which will lower your utility bill. Put a blanket around the new water heater while you're at it.
A light period is a menstrual cycle that is shorter and/or lighter than a woman's regular period. Women should familiarize themselves with their menstrual cycle, how many pads or tampons they use, and how long their periods last to quickly detect any changes in their periods.
The period of light between dawn and nightfall; the interval from sunrise to sunset. 2. a. The 24-hour period during which the earth completes one rotation on its axis, traditionally measured from midnight to midnight. b. The period during which a celestial body makes a similar rotation.